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EXP001535

Paper

An Amphipathic Structure of a Dipropylglycine-Containing Helical Peptide with Sufficient Length Enables Safe and Effective Intracellular siRNA Delivery (2023)

Peptide

Pep4

Sequence: Ac-Tyr-Lys-Leu-Dpg-Leu-Lys-Leu-Dpg-Leu-Lys-Dpg-Leu-Lys-Leu-Dpg-Leu-Lys-NH2

RNA

siRNA

All experiment fields

Experiment Id EXP001535
Paper An Amphipathic Structure of a Dipropylglycine-Containing Helical Peptide with Sufficient Length Enab
Peptide Pep4
Delivery Success Class no
In Vivo Flag no
Uptake Confirmed no
Label Confidence high
In Vitro Functional Effect yes
Endosomal Escape Evidence
Peptide Concentration
Rna Concentration 100 nM
Mixing Ratio N/P = 8
Formulation Format electrostatic peptide/siRNA complexes (CPP nanoparticles)
Formulation Components Pep4 + siRNA (Luc or Scr)
Size Nm
Zeta Mv
Model Scope in_vitro
Model Type in vitro
Cell Lines Or Primary Cells Huh-7-Luc (luciferase-expressing human hepatoma cells; 10% FBS media)
Animal Model
Administration Route
Output Type RNAi (luciferase assay, 24 h)
Output Value ~85% luciferase knockdown at N/P=8 vs Scr control (24 h).
Output Units
Output Notes Pep4 at higher N/P improved knockdown compared with N/P=4 in serum-containing medium.
Toxicity Notes No major cytotoxicity reported for Pep4 at N/P=8 compared with other peptides.
Curation Notes